Easy Image Sharpening with Unsharp Mask in Photoshop
Unsharp Mask filter in Motion - Apple Support
Unsharp masking - Wikipedia
Diagnostics | Free Full-Text | Enhancement of Chest Radiograph in Emergency Intensive Care Unit by Means of Reverse Anisotropic Diffusion-Based Unsharp Masking Model
Easy Image Sharpening with Unsharp Mask in Photoshop
GIMP's Sharpen (Unsharp Mask) Filter for Sharpening Photos | Davies Media Design